...
Builds a definition with the specified elements. Note that the keyword definition is not in fact required:
my_field
...
=
...
(param
...
:
...
"z",
...
level
...
:
...
500,
...
grid
...
:
...
[2,
...
2])
...
any
...
definition[string]
Returns
...
the
...
value
...
named
...
by
...
the
...
input
...
string
...
from
...
a
...
definition.
level
...
=
...
my_field["level"]
...
Note
...
the
...
shorthand
...
form
...
of
...
this,
...
the
...
dot
...
operator:
...
level
...
=
...
my_field.level
...
list keywords( definition )
...
Returns the list of keys (member names) in the given definition.